[1] Univ Fed Minas Gerais, Dept Chem, Inst Exact Sci, BR-31270901 Belo Horizonte, MG, Brazil
[2] Hosp Canc, Inst Nacl Canc, Unidade 1, Secao Med Nucl, BR-20230130 Rio De Janeiro, RJ, Brazil
[3] Univ Fed Rio de Janeiro, Nucleo Pesquisas Prod Nat, BR-21944971 Rio de Janeiro, RJ, Brazil
[4] Univ Fed Ceara, Dept Fisiol & Farmacol, BR-60430270 Fortaleza, CE, Brazil
[5] Fiocruz Ceara, BR-60180900 Fortaleza, CE, Brazil
[6] Univ Brasilia, Inst Chem, BR-70904970 Brasilia, DF, Brazil